Homework Help: Chemistry

Posted by Brittany on Wednesday, September 7, 2011 at 8:06pm.

Boron has only two naturally occurring isotopes. The mass of boron-10 is 10.01294 amu and the mass of boron-11 is 11.00931 amu.

Use the atomic mass of boron to calculate the relative abundance of boron-10.

Atomic mass of boron is 10.81

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